Smart watch



FIG. 1 is the first perspective view of a smart watch showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left-side view thereof;

FIG. 5 is a right-side view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is another perspective view thereof to show the design in use.

The broken line showing of an arm in FIG. 8 shows an environment of use. The remaining broken lines shown in the drawings depict portions of the smart watch. The broken form no part of the claimed design. 

CLAIM The ornamental design for a smart watch, as shown and described. 